Base | Representation |
---|---|
bin | 100011001010… |
… | …111110100000 |
3 | 122100102110111 |
4 | 203022332200 |
5 | 4330020000 |
6 | 525341104 |
7 | 141240316 |
oct | 43127640 |
9 | 18312414 |
10 | 9220000 |
11 | 5228139 |
12 | 3107794 |
13 | 1baa82a |
14 | 13200b6 |
15 | c21cba |
hex | 8cafa0 |
9220000 has 60 divisors (see below), whose sum is σ = 22731786. Its totient is φ = 3680000.
The previous prime is 9219979. The next prime is 9220019. The reversal of 9220000 is 229.
It can be written as a sum of positive squares in 5 ways, for example, as 2704 + 9217296 = 52^2 + 3036^2 .
It is a nialpdrome in base 10.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19770 + ... + 20230.
Almost surely, 29220000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11365893).
9220000 is an abundant number, since it is smaller than the sum of its proper divisors (13511786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9220000 is an equidigital number, since it uses as much as digits as its factorization.
9220000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 491 (or 468 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 9220000 is about 3036.4452901378. The cubic root of 9220000 is about 209.6896398044.
Adding to 9220000 its reverse (229), we get a palindrome (9220229).
The spelling of 9220000 in words is "nine million, two hundred twenty thousand".
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